RCBS - Case Neck Turner Pilots 140gr This bore brush is exceptional

This bore brush is exceptional for bore cleaning with superior cleaning ability and it will not harm the bore

Featuring optimal functions and ergonomic design

The ergonomic shape of the hand stop and the turnable coupling provide automatically an ideal distribution of the force of the sling on the back of the hand

It will not attract dust or debris and helps repel fouling during shooting

375" so you would need a

RCBS - Case Neck Turner Pilots 140gr This bore brush is exceptionalThe RCBS Hand Case Neck Turner is designed to "peel" the brass from the outside of your case necks to a consistent thickness. Most commercially available brass has variances in the case neck thickness. This leads to case neck concentricity and bullet run out issues. Truing up the case neck produces more consistent and accurate hand loaded ammunition. The cutter portion uses calibre specific pilot mandrels (sold separately to the Hand Case Neck Turner)